The "E" or "Barnard's E" Nebula (officially designated as
Barnard Barnard is a version of the surname Bernard, which is a French and West Germanic masculine given name and surname. The surname means as tough as a bear, Bar(Bear)+nard/hard(hardy/tough)
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People
Some of the people bearing the surname Ba ...
142 and 143) is a pair of dark
nebula
A nebula ('cloud' or 'fog' in Latin; pl. nebulae, nebulæ or nebulas) is a distinct luminescent part of interstellar medium, which can consist of ionized, neutral or molecular hydrogen and also cosmic dust. Nebulae are often star-forming regio ...
in the
Aquila constellation. It is a well-defined dark area on a background of
Milky Way
The Milky Way is the galaxy that includes our Solar System, with the name describing the galaxy's appearance from Earth: a hazy band of light seen in the night sky formed from stars that cannot be individually distinguished by the naked eye ...
consisting of countless stars of all magnitudes. Its size is about that of the
full moon
The full moon is the lunar phase when the Moon appears fully illuminated from Earth's perspective. This occurs when Earth is located between the Sun and the Moon (when the ecliptic coordinate system, ecliptic longitudes of the Sun and Moon opp ...
, or roughly 0.5 degrees, and its distance from earth is estimated at 2,000
light years
A light-year, alternatively spelled light year, is a large unit of length used to express astronomical distances and is equivalent to about 9.46 trillion kilometers (), or 5.88 trillion miles ().One trillion here is taken to be 1012 ...
.
External links
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Barnard's Catalog{{Sky, 19, 40, 42, +, 10, 57, 00, 2000
Dark nebulae
Barnard objects
Aquila (constellation)